aacs_open fptr in libbluray

src/bluray.c

 
+#include <dlfcn.h>
+
 #include "bluray.h"
-#include "libaacs/aacs.h"
+#include "util/macro.h"
+
+BLURAY *bd_open(const char* device_path, const char* keyfile_path)
+{
+    BLURAY *bd = malloc(sizeof(BLURAY));
+
+    // open aacs decryptor if present
+    bd->aacs = NULL;
+    if ((bd->libaacs_h = dlopen("libaacs", RTLD_NOW))) {
+        typedef AACS_KEYS* (*fptr)();
+
+        fptr fptr_s = dlsym(bd->libaacs_h, "aacs_open");
+        bd->aacs = fptr_s(device_path, keyfile_path);
+    }
+
+    return bd;
+}
+
+void bd_close(BLURAY *bd)
+{
+    if (bd->libaacs_h) {
+        aacs_close(bd->aacs);
+    }
+
+    X_FREE(bd);
 
+    dlclose(bd->libbdplus_h);
+    dlclose(bd->libaacs_h);
+}

src/bluray.h

@@ -6,18 +6,22 @@
 #include <unistd.h>
 
 #include "file/file.h"
+#include "libaacs/aacs.h"
 
 typedef struct bluray BLURAY;
 struct bluray {
     char device_path[100];
-    uint64_t title;
     FILE_H *fp;
-    off_t s_size, s_pos;
+    uint64_t title;
+    uint64_t s_size;
+    off_t s_pos;
+    AACS_KEYS *aacs;
+    void *libaacs_h, *libbdplus_h;
 };
 
-BLURAY *bd_open(BLURAY *bd);
-void bd_select_title(BLURAY *bd, uint64_t title);
+BLURAY *bd_open(const char* device_path, const char* keyfile_path);
 void bd_close(BLURAY *bd);
+void bd_select_title(BLURAY *bd, uint64_t title);
 off_t bd_seek(BLURAY *bd, off_t pos);
 int bd_read(BLURAY *bd, unsigned char *buf, int len);